Suppression des images d'une sélection avec ajax.

[Portfolio.git] / skins / selection_view.py

diff --git a/skins/selection_view.py b/skins/selection_view.py
index 0a419a7..c30d397 100755 (executable)
--- a/skins/selection_view.py
+++ b/skins/selection_view.py
@@ -1,38 +1,85 @@
 ##parameters=
-from Products.CMFCore.utils import getToolByName
+from Products.CMFCore.utils import getUtilityByInterfaceName
 from Products.Portfolio.utils import translate
 def _(message) : return translate(message, context).encode('utf-8')
 
 req = context.REQUEST
-utool = getToolByName(context, 'portal_url')
+utool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IURLTool')
 portal = utool.getPortalObject()
 portal_url = utool()
 
+form = req.form
+fg = form.get
+sd = context.session_data_manager.getSessionData(create = 1)
+
 # check if a lightbox is currently selected
-lightboxpath = req.SESSION.get('lightboxpath', None)
+lightboxpath = sd.get('lightboxpath', None)
 selectionIsLightbox = False
 if lightboxpath is not None :
-       try :
-               lightbox = portal.restrictedTraverse(lightboxpath)
-               selectionIsLightbox = True
-       except:
-               req.SESSION.set('lightboxpath', None)
+    try :
+        lightbox = portal.restrictedTraverse(lightboxpath)
+        selectionIsLightbox = True
+    except:
+        sd['lightboxpath'] = None
+
+# form processing
+if fg('delete.x') or form.has_key('delete') :
+    selection = sd.get('objects_selection', [])
+    selDict = sd.get('objects_selection_dict', {})
+
+    # get selection from session data or from selected lightbox
+    if not selectionIsLightbox :
+       selection = sd.get('objects_selection', [])
+    else :
+       try :
+               lightbox = portal.restrictedTraverse(lightboxpath)
+               selection = lightbox.getUidList()
+       except KeyError :
+               sd['lightboxpath'] = None
+               selection = sd.get('objects_selection', [])
+        
+    # remove items from selection
+    rmCpt = 0
+    for uid in [int(uid) for uid in fg('uids', [])] :
+        if selDict.has_key(uid) :
+            del selDict[uid]
+            selection.remove(uid)
+            if selectionIsLightbox :
+                lightbox.remove(uid)
+            sd['objects_selection'] = selection
+            sd['objects_selection_dict'] = selDict
+            rmCpt = rmCpt + 1
+        
+    # ui feedback message
+    if rmCpt :
+        if rmCpt == 1 :
+            msg = _('Photo deselected.')
+        else :
+            msg = _('Deselected photos.')
+    else :
+        msg = _('Nothing to deselect.')
+    
+    if fg('ajax') :
+        req.RESPONSE.setHeader('Content-Type', 'text/xml;;charset=utf-8')
+        return '<deleted>%s</deleted>' % msg
+    else :
+        context.setStatus(True, msg)
 
 # breadcrumbs customization
 if selectionIsLightbox :
-       lastBcTitle = '%s (%s)' % (_('My selection'), lightbox.title_or_id())
+    lastBcTitle = '%s (%s)' % (_('My selection'), lightbox.title_or_id())
 else :
-       lastBcTitle = _('My selection')
+    lastBcTitle = _('My selection')
 
 breadcrumbs = [
-       { 'id'          : 'root'
-       , 'title'       : portal.title
-       , 'url'    : portal_url},
-       
-       {'id'           : 'selection_view'
-        ,'title'       : lastBcTitle
-        , 'url'        : '%s/selection_view' % portal_url}
-       ]
+    { 'id'      : 'root'
+    , 'title'   : portal.title
+    , 'url'    : portal_url},
+    
+    {'id'       : 'selection_view'
+     ,'title'   : lastBcTitle
+     , 'url'    : '%s/selection_view' % portal_url}
+    ]
 
 
 options = {}
@@ -42,8 +89,8 @@ options['selectionIsLightbox'] = selectionIsLightbox
 options['breadcrumbs'] = breadcrumbs
 
 if selectionIsLightbox :
-       options['lightbox'] = lightbox
+    options['lightbox'] = lightbox
 else :
-       options['selectionName'] = 'not saved yet'
+    options['selectionName'] = 'not saved yet'
 
 return context.selection_view_template(**options)